The Filtrete AD00-2PK-6E AC Furnace Air Filter is a pack of two pleated filters that have a MERV rating of 16. They are compatible with furnace air filters and are 1 inch deep. These filters are designed with 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through. They can capture particles such as lint, pollen, dust, pet dander, smoke, and smog.